quantitative variable may be continuous or discrete. If it can take on two real values and all the values between them, the variable is continuous in that...

dynamics, discrete time and continuous time are two alternative frameworks within which variables that evolve over time are modeled. Discrete time views...

similar to cross-correlation: for real-valued functions, of a continuous or discrete variable, convolution f ∗ g {\displaystyle f*g} differs from cross-correlation...

be defined in different ways and for discrete or for continuous variables. Distributions with special properties or for especially important applications...

applied mathematics, discretization is the process of transferring continuous functions, models, variables, and equations into discrete counterparts. This...

the discrete analog of ordinary spline interpolation Discrete time, non-continuous time, which results in discrete-time samples Discrete variable, non-continuous...

for either scalar or multivariate random variables whose domain is discrete. A probability mass function differs from a continuous probability density...

describe the evolution of some continuous variable (such as strain or pressure) as a function of time and/or space. Discrete spectra are also produced by...

A continuously variable transmission (CVT) is an automated transmission that can change through a continuous range of gear ratios, typically resulting...

discrete random variables and absolutely continuous random variables, corresponding to whether a random variable is valued in a countable subset or in...

Continuous optimization is a branch of optimization in applied mathematics. As opposed to discrete optimization, the variables used in the objective function...

to analyze samples of a continuous function. The term discrete-time refers to the fact that the transform operates on discrete data, often samples whose...

Discrete optimization is a branch of optimization in applied mathematics and computer science. As opposed to continuous optimization, some or all of the...

class analysis, the manifest variables are discrete. These variables could be dichotomous, ordinal or nominal variables. Their conditional distributions...

performance, fuel economy or emissions. There are two main types of VVL: discrete, which employs fixed valve lift amounts, and continuous, which is able to vary...

discrete Fourier series (DFS) is a Fourier series whose sinusoidal components are functions of a discrete variable instead of a continuous variable....

switching can also provide variable valve lift and variable duration, however the adjustment is discrete rather than continuous. The first production use...

variables) representing the current state of a discrete-time system (i.e. digital system) is x [ n ] {\displaystyle x[n]} , where n is the discrete point...

Discrete mathematics is the study of mathematical structures that can be considered "discrete" (in a way analogous to discrete variables, having a one-to-one...

learning, discretization refers to the process of converting or partitioning continuous attributes, features or variables to discretized or nominal...

In probability theory and statistics, the discrete uniform distribution is a symmetric probability distribution wherein each of some finite whole number...

(PDF), density function, or density of an absolutely continuous random variable, is a function whose value at any given sample (or point) in the sample space...

asynchronous discrete events over time. Although similar to continuous-variable dynamic systems (CVDS), DEDS consists solely of discrete state spaces...

"how much" as in problems with continuous choice variables, discrete choice analysis examines "which one". However, discrete choice analysis can also be...

than or equal to x {\displaystyle x} . Every probability distribution supported on the real numbers, discrete or "mixed" as well as continuous, is uniquely...

may be continuous or discrete variables in any combination. However, even when all the members are themselves continuous, a model containing one or more...

the state of the variable, considering the distribution of probabilities across all potential states. Given a discrete random variable X {\displaystyle...

A discrete-event simulation (DES) models the operation of a system as a (discrete) sequence of events in time. Each event occurs at a particular instant...

depending on whether the variables are continuous or discrete: An optimization problem with discrete variables is known as a discrete optimization, in which...

In probability theory and statistics, the continuous uniform distributions or rectangular distributions are a family of symmetric probability distributions...